A distributed file does have two parts on UV. The file is created at the unix level
as a directory with files DATA.30 and OVER.30. I always thought that as long as
neither the DATA.30 or OVER.30 exceeded 2gig, life was good.
> In UniData there is no such animal as a distributed file. You only have the
> choice of static hashed or dynamic hashed. Dynamic files in UD are how you
> get past the 2 gig limit because the UD implementation of dynamic files
> breaks the file into different pieces. How many pieces and what goes into
> each 'piece' is decided by the hashing algorithm (no control by the user).
>
> In UniVerse dynamic files are much the same as UD with the exception that
> they don't have different 'pieces'. That's why in UV dynamic files do not
> get you past the 2 gig limit. UV has a different animal called a
> distributed file. In a UV distributed file the number of pieces and what
> goes into each piece is set by the user.
>
> HTH,
> Gordon
>
> Gordon J. Glorfield
> Sr. Systems Analyst
> MAMSI
> 301-360-8839
>
>
>
> -----Original Message-----
> From: HENDERSON MICHAEL MR [mailto:[EMAIL PROTECTED]
> Sent: Thursday, January 29, 2004 2:52 PM
> To: 'U2 Users Discussion List'
> Subject: UNCLASSIFIED RE: [UV] Resize - Dynamic or 64 bit?
>
>
> Dynamic files are no help in your situation, they are 2GB or 64-bit just
> like hashed files. You need either 64-bit or a DISTRIBUTED file. [I think
> this kind of file is called 'dynamic' in UniData, just to make things
> confusing!]. A distributed file divides the data into several portions
> based on the record-ID. There have been several discussions of UniVerse
> Distributed files on the list in the past year or so, check the archives.
>
>
> HTH
>
>
> Mike
>
> > -----Original Message-----
> > From: [EMAIL PROTECTED]
> > [mailto:[EMAIL PROTECTED]
> > Behalf Of [EMAIL PROTECTED]
> > Sent: Friday, 30 January 2004 8:28 a.m.
> > To: [EMAIL PROTECTED]
> > Subject: [UV] Resize - Dynamic or 64 bit?
> >
> >
> > Hi all,
> >
> > UV 9.6 / HPUX 11
> >
> > I have a hashed file approaching the 2 gig limit. I need
> > some help determining whether to go with the dynamic or 64 bit option.
> >
> > Here are some specifics.
> >
> > The file is our inventory history file which is, as you can
> > imagine, used heavily. Approximately 85 percent of the
> > records are 4k in size.
> >
> > I have always frowned upon using dynamic files because they
> > seem to be slower compared to hashed. Maybe because I have
> > never attempted to figure out how to tune them.
> >
> > Can anyone give me the pros/cons of using the 64 bit versus
> > dynamic option?
> >
> > Thanks in advance,
> >
> > Scott
> > _______________________________________________
> > u2-users mailing list
> > [EMAIL PROTECTED] http://www.oliver.com/mailman/listinfo/u2-users
> >
>
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